Business notebook features smooth, crisp, high-white Optik Paper with twinwire binding and soft, poly covers. Twinwire binding allows the notebook to lie flat or be folded back, to suit your writing style. Book/Pad Binding Type: Doubled Spiral Wire Book/Pad Binding Edge: Side Book/Pad Sheet Size: 8.25 x 5.63 Book/Pad Subjects/Sections: 1.